{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000355","491:4910000105","491:4910000757","491:4910000462","491:4910000570","491:4910000179","491:4910000400","491:4910000106","491:4910000207","491:4910000289","491:4910000941","491:4910000061","491:4910000450","491:4910000628","491:4910000196","491:4910000418","491:4910000094","491:4910000180","491:4910000569","491:4910000634","491:4910000944","491:4910000357","491:4910000316","491:4910000451","491:4910000353"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7760489679159319,0.6080581148373778,0.4734444094410589,0.3916629109720733,0.3858287466836494,0.3542915825168696,0.33684988531389737,0.30512335362500315,0.3037696263521828,0.3018830388353848,0.2915784916208934,0.2888162621820735,0.2884460550333287,0.2664046356091209,0.26583936651497536,0.24549223845575896,0.24430177766539124,0.23993721909083307,0.23889509659218494,0.22929186112217198,0.22546835462833967,0.22428360981552561,0.2238057872220314,0.21719893474755947,0.20997587616486912],"twin_dists":[0.09248297545954214,0.12954741748645157,0.15882123478112167,0.1778240920614143,0.1792420068532182,0.1870945580176559,0.1915917568050222,0.2001111854012028,0.20048563305591857,0.2010090919319583,0.20390261760121722,0.20468850135558286,0.20479416943363177,0.21123988059596532,0.2114094205873726,0.21766979163081068,0.2180461544433628,0.21943623329411951,0.21977056274671028,0.22289728202198106,0.22416618408862596,0.2245622585469452,0.2247223942895751,0.22696038364220572,0.2294601499230904],"n_dims_used":45,"mean_confidence":0.8898934258355035},"coverage":{"mean_confidence":0.8898934258355035,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}